var name = "sharding_rs_arb1"
var replTest = new ReplSetTest( { name : name , nodes : 3 } );
replTest.startSet();
var port = replTest.ports;
replTest.initiate({_id : name, members :
        [
            {_id:0, host : getHostName()+":"+port[0]},
            {_id:1, host : getHostName()+":"+port[1]},
            {_id:2, host : getHostName()+":"+port[2], arbiterOnly : true},
        ],
                  });

replTest.awaitReplication();

var master = replTest.getPrimary();
var db = master.getDB( "test" );
printjson( rs.status() );

var st = new ShardingTest({numShards: 0})
var admin = st.getDB('admin');

var res = admin.runCommand( { addshard : replTest.getURL() } );
printjson( res )
assert( res.ok , tojson(res) )

st.stop();
replTest.stopSet();
